AD9248BST-65 Analog Devices, Inc., AD9248BST-65 Datasheet - Page 10

• Manufacturer Part Number: AD9248BST-65
• Description: 14-bit, 20/40/65 Msps Dual A/ D Converter
• Manufacturer: Analog Devices, Inc.

AD9248
Table 6. Pin Function Descriptions
Pin
Number
2
3
15
14
6
7
11
10
8
9
18
63
19
20
21
60
22
59
42–51, 54-
57
23–27, 30-
38
39
58
62
Mnemonic
VIN+_A
VIN–_A
VIN+_B
VIN- _B
REFT_A
REFB_A
REFT_B
REFB_B
VREF
SENSE
CLK_B
CLK_A
DCS
DFS
PDWN_B
PDWN_A
OEB_B
OEB_A
D0_A (LSB)-D13_A
(MSB)
D0_B (LSB) -D13_B
(MSB)
OTR_B
OTR_A
SHARED_REF
REFB_A
REFB_B
REFT_A
REFT_B
VIN+_A
VIN – _A
VIN+_B
VIN– _B
SENSE
AGND
AGND
AGND
AGND
AVDD
AVDD
VREF
10
12
13
15
11
14
16
2
3
4
5
6
7
8
9
1
Description
Analog Input Pin (+) for Channel A
Analog Input Pin (- ) for Channel A
Analog Input Pin (+) for Channel B
Analog Input Pin (- ) for Channel B
Differential Reference (+) for Channel A
Differential Reference (- ) for Channel A
Differential Reference (+) for Channel B
Differential Reference (- ) for Channel B
Voltage Reference Input/Output
Reference Mode Selection
Clock Input Pin for Channel B
Clock Input Pin for Channel A
Enable Duty Cycle Stabilizer (DCS) Mode
Data Output Format Select Bit (Low for Offset Binary, High for Twos Complement)
Power-Down Function Selection for Channel B (Active High)
Power-Down Function Selection for Channel A (Active High)
Output Enable Bit for Channel B
Output Enable Bit for Channel A (Low Setting Enables Channel A Output Data Bus)
Channel A Data Output Bits
Channel B Data Output Bits
Out-of-Range Indicator for Channel B
Out-of-Range Indicator for Channel A
Shared Reference Control Bit (Low for Independent Reference Mode, High for Shared
Reference Mode)
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
64 63 62 61 60
PIN 1
IDENTIFIE R
64-LEAD LF-CSP AND TQFP
Figure 3. Pin Configuration
Rev. PrE | Page 10 of 23
59 58 57 56
(Not to Scale)
AD9248
TOP VIEW
55 54 53 52 51 50 49
Preliminary Technical Data
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
D5_A
D4_A
D3_A
D2_A
D1_A
D0_A
DRVDD
DRGND
OTR_B
D12_B
D11_B
D10_B
D9_B
D8_B
D6_A
D13_B (MSB)